When you talk "GTD injectors", do you mean Mk2 GTD?
The GTD nozzles are a direct replacement for the AAZ nozzles and carry a bit higher pintle lift and taper. The VW dealership should sell the shims but other than that I'm not sure who else would have them in your corner of the world.
QuoteWhen you talk "GTD injectors", do you mean Mk2 GTD?They mean the RA/SB engine injector nozzles.